Mastodon Fair STEAM Expo

The 40th Anniversary Mastodon Fair will be holding it’s STEAM Expo, formerly called Family Day, on Saturday, March 23, from 12-6 p.m.

Check back often for the latest additions to this year’s STEAM Expo!

Exhibit Pick Up:

If an exhibit was entered directly by a parent, the parent is responsible for exhibit pick up. If an exhibit was entered by a school/teacher, parents/guardians should make contact with the school/teacher to determine who is responsible for picking up the exhibit. Any exhibits not picked up after the STEAM Expo/Awards Ceremony on Saturday, March 23, will be held until Friday, March 29. Please contact the Executive Director, Samantha DeClue, at or 314-529-1329 to schedule a time to get any projects you wish to keep. Any projects not picked up or discussed with the Executive Director by close of business (5 p.m.) on Friday, March 29 will be put out for disposal.

Mastodon Fair Endowment Fundraiser Wine Sale
Mastodon Fair GuideStar Profile